Parasite Pictures Flashcards
Ancylostoma caninum
(Hookworm)
Where are hookworms present?
Migrates to lungs where it is coughed up and then goes into the small intestine, where they suck blood and cause ulcers and anemia
Hookworm causes_____ in humans
cutaneous larva migrans
You treat hookworms with________.
Fenbendazole,Pyrantel Pamoate and Moxidectin(only for 4th larvae stage)
What is this and how do you treat it?
Isopora; Albon
How would you diagnose isospora?
Fecal flotation
Id and what kinds of clincial signs would you see?
Aelurostrongylus abstrusus (lungworm).; chronic cough
How do you treat Aelurostrongylus abstrusus?
ivermectin and fendbenazole
Sarcocystis _____ dog
Sarcocystis ____- cat
Sarcocystis cruzi- dog
Sarcocystis hirsuta- cat
Toxoplasma
Toxoplasma
How do you treat toxoplasma?
Clindamycin
CS of toxoplasma
pyrexia and dyspnea.
On exam, you detect decreased respiratory sounds ventrally. Pleural fluid is obtained and smears are made from the sediment.
Strongylus vulgaris
What can stronglugys vulgaris do? how do you treat it?
- Ingested larvae
- Travel to cranial mescenteric artery and can cause thrombosis
-Ivermectin, fenbendazole, or oxibendazole
What are the CS of Dictyocaulus arnfieldi? How do you dx it?
Dictyocaulus arnfieldi
Equine Lungworm; -travels from lymph nodes to respiratory tract
- CS: coughing, lymphadenopathy
Does not generally cause CS in foals
Baerman or TTW
ID and CS
Parascaris equorum;
- Roundworm that migrates through the lungs, causing damage to the respiratory tract and brings in bacteria prediposing to pneumonia
- Can also lead to colic and intestinal obstruction
What is the equine pin worm?
Oxyuris equi
Pin worm
ID and treatment
Gasterophilus;
Based on this life cycle, the recommended management protocol is typically to treat with an avermectin to control adults and all larval stages by administering in the early summer, shortly after any eggs are seen and again in the fall at the end of the botfly season. Such a control program will substantially reduce fly numbers.
Gnathosomes CS?
gastritis, ulcers
CS and treatment for Trichostrongylus axei
Weight loss and chronic gastritis in cattle and horses; benzimidazoles or ivermectin
What is Choriopetes known as?
Choriopetes
Mange mite
Where is Choriopetes found and how is it treated?
Found around foot and fetlock; ivermectin
Who is choriopetes found in?
draft horses due to long hair
CS of Culicoides and treatment
Culicoides hypersensitivity, also referred to as sweet itch, occurs due to allergy to the saliva of the gnat. It recurs seasonally in the warmer months and tends to worsen with age. Typically, horses are pruritic and develop lesions on the poll, mane, and tail from self trauma, although ventral midline dermatitis can occur as well. More chronically, scarring can occur. ; Treatment is to decrease exposure to the gnat and to treat with steroids.
What is another name of Cullicoides?
Sweet Itch
Haemotbia irritans aka Horn Fly CS and treatment
-VENTRAL MIDLINE DERMATITS, non-pruitic; insecticide sprays
What species has the biggest problem with haemotbia irritans?
cattle
Onchocerciasis CS and treatment
- VENTRAL MIDLINE DEREMATITIS; non-seasonal, PRUITIC
vector= culicodies
“bull’s eye lesion in center of forehead”- DIAMOND SHAPED LESIONS
Alopecia, scaling of ventral midline, erythemia, non-pruitic
causes uveitis due to migration
Ocular lesions- uveitis, conjunctivitis, and keratitis.;
Ivermectin for larvae; none for adults
Psoroptes is also called
Mange
Dx psorptes with; also what is special about psoroptes?
Skin scrape, or otoscopic examiantion;
REPORTABLE
Dictyocaulus viviparus is the ___worm in _____.
Dictyocaulus viviparus is the lung worm in cattle.
CS, Dx and Treatment of Dictyocalus viviparus
CS- coughing and diarrhea
Signs include cough and frequently tachypnea. The diagnosis is frequently suggested by the seasonal incidence.
Dx-Baermann
Tx- Ivermectin
Treatment for Fasciola hepatica
Treating with a flukecide 2 to 3 months after major transmission season is effective at controlling flukes in most herds, but in some herds a second treatment to remove flukes acquired late in the season (such as on irrigated pasture) may be necessary.
Treatment for Eimeria/ Coccidia
- Amprolium
- Sulfas
- Monesin
- Lasolocid
Coccidia are ____.
species specific
Ostertagia ostertagi
Type 1 vs Type 2
Type 1- Young cattle grazing on pasture for the first time; infestation of L3(can lay dormit and cause TYPE II; high egg counts
Type 2- Older cattle; L4; Egg counts are low
Necropsy- petechia in the abomasum and diarrhea
